This strategically-placed fountain creates the magnificent illusion of mustangs galloping across a river.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

The only working large-scale tea plantation in the United States.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.

Inside a state forest, the forgotten remains of a Cold War defensive installation.

One of the oldest living oak trees in the Southeast.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Hundreds of drawings left by the land's previous inhabitants remain mysterious.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A tunnel with windows, so you don't miss out on the impressive views.

The unusual patterns in this rock formation result from two distinct modes of weathering.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

Elevated freight railway turned wildly successful urban park.

Ironically this massive termite is the mascot for a company that is acclaimed for killing his kind.

The only surviving fragment of the lost Narragansett Pier Casino.

A natural dome made of volcanic glass in Inyo National Forest.

Few of the many visitors to this resort town know of its hidden Maya ruins.

The arch that celebrated the completion of the Lincoln and Victory highways.

The only surviving prototype of Buckminster Fuller's revolutionary car.

Back in the day everyone who was anyone played this historic western theater.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

The sumptuous ceiling was one of the last things Charles I saw before his execution.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.